| Daniel Zeno | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA87 |
| Pete McRoberts | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA87 |
| Rita Bettis Austen | American Civil Liberties Union of Iowa (ACLU-IA) | Supporting | GA87 |
| Chaney Yeast | Blank Childrens Hospital | Undecided | GA87 |
| Bruce Rastetter | Board of Regents, State of Iowa | Undecided | GA87 |
| Katie Mulholland | Board of Regents, State of Iowa | Undecided | GA87 |
| Keith Saunders | Board of Regents, State of Iowa | Undecided | GA87 |
| Kristin Failor | Board of Regents, State of Iowa | Undecided | GA87 |
| Mary Braun | Board of Regents, State of Iowa | Undecided | GA87 |
| Robert Donley | Board of Regents, State of Iowa | Undecided | GA87 |
| Dane Schumann | Brain Injury Alliance of Iowa | Supporting | GA87 |
| Emily Hockins | Brain Injury Alliance of Iowa | Supporting | GA87 |
| Threase Harms | Brain Injury Alliance of Iowa | Supporting | GA87 |
| Dane Schumann | CHAIN | Supporting | GA87 |
| Emily Hockins | CHAIN | Supporting | GA87 |
| Threase Harms | CHAIN | Supporting | GA87 |
| Kimberly Haus | Drug Policy Alliance | Supporting | GA87 |
| Dane Schumann | Easter Seals Iowa | Supporting | GA87 |
| Emily Hockins | Easter Seals Iowa | Supporting | GA87 |
| Threase Harms | Easter Seals Iowa | Supporting | GA87 |
| Dane Schumann | Epilepsy Foundation Iowa | Supporting | GA87 |
| Emily Hockins | Epilepsy Foundation Iowa | Supporting | GA87 |
| Threase Harms | Epilepsy Foundation Iowa | Supporting | GA87 |
| Dale Woolery | Governors Office of Drug Control Policy | Undecided | GA87 |
| Brad Hartkopf | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Jessica Hyland | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Michael Ralston | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Nicole Crain | Iowa Association of Business and Industry (ABI) | Undecided | GA87 |
| Steve Scott | Iowa Chapter-American Academy of Pediatrics | Undecided | GA87 |
| Kelly Meyers | Iowa County Attorneys Association | Undecided | GA87 |
| Susan Cameron Daemen | Iowa County Attorneys Association | Undecided | GA87 |
| Mikel Derby | Iowa Dept. of Transportation | Undecided | GA87 |
| J. Norris | Iowa Hospital Association | Undecided | GA87 |
| Kim Murphy | Iowa Hospital Association | Undecided | GA87 |
| Maureen Keehnle | Iowa Hospital Association | Undecided | GA87 |
| Natalie Ginty | Iowa Hospital Association | Undecided | GA87 |
| Karla Fultz McHenry | Iowa Independent Physician Group | Undecided | GA87 |
| Clare Kelly | Iowa Medical Society | Opposing | GA87 |
| Kate Strickler | Iowa Medical Society | Opposing | GA87 |
| Sandra Conlin | Iowa Medical Society | Opposing | GA87 |
| Jason Karimi | Iowa Patients For Medical Marijuana | Supporting | GA87 |
| Kellie Paschke | Iowa Peace Officers Association | Opposing | GA87 |
| Troy Skinner | Iowa Peace Officers Association | Opposing | GA87 |
| Angela Davis | Iowa Pharmacy Association | Opposing | GA87 |
| Angela Davis | Iowa Pharmacy Association | Undecided | GA87 |
| Bill Wimmer | Iowa Pharmacy Association | Opposing | GA87 |
| Bill Wimmer | Iowa Pharmacy Association | Undecided | GA87 |
| Gary Grant | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA87 |
| Larry Murphy | Iowa Police Chief Association (FKA Iowa Police Executive Forum) | Undecided | GA87 |
| Doug Struyk | Iowa State Bar Association | Undecided | GA87 |
| Jim Carney | Iowa State Bar Association | Undecided | GA87 |
| Shannon Henson | Iowa State Bar Association | Undecided | GA87 |
| Mike Heller | Iowa State Police Association | Undecided | GA87 |
| Paula Feltner | Iowa State Police Association | Undecided | GA87 |
| Kelly Meyers | Iowa State Sheriffs' & Deputies' Association | Undecided | GA87 |
| Susan Cameron Daemen | Iowa State Sheriffs' & Deputies' Association | Undecided | GA87 |
| Tom Duncan | Iowans For Safe Access | Supporting | GA87 |
| Carl Olsen | Iowans for Medical Marijuana | Supporting | GA87 |
| Gary Grant | Linn County Board of Supervisors | Undecided | GA87 |
| Larry Murphy | Linn County Board of Supervisors | Undecided | GA87 |
| Meghan Malloy | Linn County Board of Supervisors | Undecided | GA87 |
| Gary Grant | MH/DS of East Central Region | Undecided | GA87 |
| Larry Murphy | MH/DS of East Central Region | Undecided | GA87 |
| Meghan Malloy | MH/DS of East Central Region | Undecided | GA87 |
| Dane Schumann | MedCara | Undecided | GA87 |
| Emily Hockins | MedCara | Undecided | GA87 |
| Threase Harms | MedCara | Undecided | GA87 |
| Dane Schumann | National Multiple Sclerosis Society-Upper Midwest Chapter | Supporting | GA87 |
| Emily Hockins | National Multiple Sclerosis Society-Upper Midwest Chapter | Supporting | GA87 |
| Threase Harms | National Multiple Sclerosis Society-Upper Midwest Chapter | Supporting | GA87 |
| Gary Grant | Resources for Human Development | Undecided | GA87 |
| Larry Murphy | Resources for Human Development | Undecided | GA87 |
| Meghan Malloy | Resources for Human Development | Undecided | GA87 |
| Karla Fultz McHenry | The Iowa Clinic, P.C. | Undecided | GA87 |
| R. Bruce Beeston | Veterans National Recovery Center | Supporting | GA87 |
| Dane Schumann | Visiting Nurse Services of Iowa | Undecided | GA87 |
| Emily Hockins | Visiting Nurse Services of Iowa | Undecided | GA87 |
| Threase Harms | Visiting Nurse Services of Iowa | Undecided | GA87 |